Yes, Micromax Canvas 2 does have fingerprint sensor.
Yes, you can use Jio sim card with this phone.
No. Canvas 2 does not have front camera flash.
Micromax Canvas 2 is made of Metal and high quality Polycarbonate material. The front of the phone is covered with Corning Gorilla Glass 5.
Yes, Micromax Canvas 2 2017 is a VoLTE mobile phone.